CN109225601A - A kind of spiral chute ore-dressing plant and beneficiation method - Google Patents
A kind of spiral chute ore-dressing plant and beneficiation method Download PDFInfo
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- CN109225601A CN109225601A CN201811101828.0A CN201811101828A CN109225601A CN 109225601 A CN109225601 A CN 109225601A CN 201811101828 A CN201811101828 A CN 201811101828A CN 109225601 A CN109225601 A CN 109225601A
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- spray head
- helicla flute
- ore
- spiral chute
- valve
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000012141 concentrate Substances 0.000 claims abstract description 30
- 239000002245 particle Substances 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 238000011010 flushing procedure Methods 0.000 claims description 23
- 230000000694 effects Effects 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000003750 conditioning effect Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 14
- 239000011707 mineral Substances 0.000 description 14
- 239000000243 solution Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229940004975 interceptor Drugs 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/62—Washing granular, powdered or lumpy materials; Wet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type
- B03B5/626—Helical separators
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- Paper (AREA)
Abstract
The present invention relates to ore dressing fields, it is a kind of spiral chute ore-dressing plant and beneficiation method, the ore-dressing plant includes the main body of spiral chute, it further include cleaning device, cleaning device includes water tank, high-pressure hydraulic pump, water main, distributive pipe and spray head, distributive pipe is commonly connected to one end of water main, the water outlet of the other end connection high-pressure hydraulic pump of water main, the water inlet end of high-pressure hydraulic pump is connected to water tank, spray head is arranged on the inside of helicla flute, spray head is arranged at the top of helicla flute in 2/3 region of top, every layer of spray head is connect with independent distributive pipe, valve is provided on the distributive pipe connecting with every layer of spray head, every layer of spray head opening and closing and hydraulic pressure are controlled by valve；The spray head opened in helicla flute certain area is controlled by valve, spray head, which is controlled, by high-pressure hydraulic pump and valve is discharged hydraulic pressure, the ore particle wrapped up is removed in the region being rinsed, ore pulp is set to carry out spiral separating in the region that helicla flute is not rinsed, concentrate quality is improved, while concentrate being avoided to waste.
Description
Technical field
The present invention relates to ore dressing fields, in particular to a kind of spiral chute ore-dressing plant and beneficiation method.
Background technique
Spiral chute flight made of glass reinforced plastic is made, and wear resistance lining is coated on the inner surface of helicla flute, usually
It is the wear-resisting glue of polyurethane or the epoxy resin for being doped with artificial corundum, has feed launder on the top of spiral chute, product is arranged at lower part
Interceptor and mine-carrying groove, whole equipment are vertically erected with steel framework.
Spiral chute device includes feed launder, helicla flute, intercepts slot, connects ore bucket, bracket and cleaning device, and bracket includes bottom
Plate and column, column are passed through from spiral groove center, and for feed launder at the top of the helicla flute, feed launder goes out mine mouth in the helicla flute
Inside intercepts slot in spiral slot tail, connects ore bucket below the interception slot.Ore pulp enters in helicla flute from feed launder, particle
For group in helicla flute motion process, water flow forms gradient in helicla flute from the outside to the inside, generates lateral current circulation, lateral water
Thrust in flow direction overcomes centrifugal force and slot bottom frictional force to keep heavy mineral mobile to the inner edge of slot, supernatant light mineral centrifugation
Power is big, in addition lateral current extends helix gradually to intermediate inclined exterior domain, finally in slot to the synergy edge of outer rim thrust
End intercept concentrate, chats, tailing respectively.
By feed launder be added spiral chute ore pulp in can exist concentrate grain wrap up rough grain or concentrate grain accumulation show
As existing spiral chute cannot separate the mineral that package phenomenon occurs, and final concentrate grain is wrapped on rough grain with rough
Grain is mutually accumulated from the discharge of tailing area or concentrate grain can also be discharged from the tailing area on the outside of slot, and it is low, smart to cause point mineral amount
The consequence of mineral loss.
The existing spiral chute with flusher is embedded in bracket or in chute inner ring using a water pipe around spiral shell
Shape water pipe is revolved, and is open along one fixed spacing of water pipe, water flow is flowed out from opening, and the coarse grain ore being mixed into concentrate band is flushed out
It goes, the hydraulic pressure value of water flow is within the scope of 0.1MPa-0.3MPa.The method simply increases the quality of concentrate grain, have ignored
It is flushed to the concentrate grain in rough area, concentrate grain is caused to waste, the accumulation body of concentrate grain is sorted as rough grain.
Summary of the invention
It is an object of that present invention to provide a kind of spiral chute ore-dressing plant and beneficiation methods, to solve the above problems.
Purpose to realize the present invention, the technical solution of use are as follows: a kind of spiral chute ore-dressing plant, including spiral chute master
Body, further includes the cleaning device being set in the spiral chute main body, and the cleaning device includes water tank, high-pressure hydraulic pump, master
Water pipe, distributive pipe and spray head, multiple distributive pipes are commonly connected to one end of water main, and the other end of the water main connects high pressure
The water inlet end of the water outlet of water pump, the high-pressure hydraulic pump is connected to water tank, and the spray head is arranged on the inside of the helicla flute, described
Spray head is arranged on the helicla flute at the top of the helicla flute in following 2/3 helicla flute height region, is correspondingly arranged on helicla flute
Every layer of spray head connect with independent distributive pipe, be provided with valve on the distributive pipe connecting with every layer of spray head, pass through valve control
Make every layer of spray head opening and closing and hydraulic pressure.
Preferably, the high-pressure hydraulic pump is provided with power of motor regulating device, adjusts the height by adjusting power of motor
The output hydraulic pressure of water pump.
Preferably, the spray head includes nozzle and connecting tube, and the connecting tube is mounted on fixing piece by locking nut,
The fixing piece is welded in the spiral groove bottom.
Preferably, strip through-hole is offered on the fixing piece, the connecting tube may pass through the strip through-hole, and in item
Slidable adjustment is carried out in shape through-hole.
Preferably, the helicla flute, which is equipped on every layer of the region helicla flute of spray head, is provided with 3 uniformly distributed spray heads.
A kind of spiral chute beneficiation method, comprising steps of ore pulp to be sorted is added from the feed launder of spiral chute device
Enter into helicla flute；The spray head being arranged on the helicla flute at the top of helicla flute in following 2/3 helicla flute height region is opened, from institute
Outside injection water on the inside of helicla flute is stated, ore pulp is rinsed；It is discharged hydraulic pressure by valve regulated spray head, it will to pass through flushing
The ore particle wrapped up is removed.
Preferably, the output hydraulic pressure of the high-pressure hydraulic pump is adjusted by power of motor regulating device, and/or, pass through adjusting
The valve being set on distributive pipe, so that the output hydraulic pressure value of spray head is 0.6MPa.
Preferably, the height for adjusting spray head is rinsed flushing water to the ore particle of different height in ore pulp.
Preferably, at interception slot, if together with concentrate grain still adulterates with rough grain, closing part institute from bottom to top
Valve is stated, the stroke of sorting is increased；It is not fully exfoliated in case of the ore particle of package, then enhances flushing process.
Preferably, enhance flushing effect by increasing the quantity of every layer of spray head.
The invention has the following advantages that
By setting cleaning device, the spray head that cleaning device includes is arranged in the certain area of helicla flute the present invention,
This region is rinsed ore pulp, removes the concentrate grain wrapped up, improves the quality of concentrate, while avoiding concentrate unrestrained
Take；In the lower part of helicla flute, there are the regions without flushing, sort ore pulp in helicla flute inside spin, and avoiding rinsing influences to divide
Choosing is as a result, improve the accuracy of sorting.
Further, device is adjusted according to the state of mineral in interception slot and distribution situation, if flushing process is not up to
Effect then increases high-pressure hydraulic pump hydraulic pressure by power of motor regulating device, and is further controlled by valve and increase every layer of spray head
Hydraulic pressure, enhance flushing effect, or enhance flushing effect by increasing the modes such as every layer of spray head quantity, it is ensured that wrap up
The removing of concentrate grain, avoids concentrate grain from wasting；If together with concentrate grain is adulterated with rough grain, passing through the side of close portion sub-valve
Formula increases the stroke of sorting, improves the effect of sorting, it is ensured that various ore particles sufficiently sort at interception slot.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the spiral chute ore-dressing plant of the embodiment of the present invention；
Fig. 2 is the connecting tube fixing device schematic diagram of the embodiment of the present invention.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation the limitation present invention.
Refering to fig. 1 shown in -2, the present invention provides following examples:
A kind of spiral chute ore-dressing plant, including spiral chute main body further include being set in the spiral chute main body
Cleaning device, the cleaning device includes water tank 8, high-pressure hydraulic pump 7, water main 64, distributive pipe 62 and spray head 61, multiple points of water
Pipe 62 is commonly connected to one end of water main 64, the water outlet of the other end connection high-pressure hydraulic pump 7 of the water main 64, the height
The water inlet end of water pump 7 is connected to water tank 8, and the setting of spray head 61 is arranged in 2 inside of helicla flute, the spray head 61 in institute
It states on the helicla flute 2 at the top of helicla flute in following 2/3 helicla flute height region (as shown, spray head is set in helicla flute
Survey), it is correspondingly arranged at every layer of spray head of helicla flute 2 61 and is connect with independent distributive pipe 62, the distributive pipe being connect with every layer of spray head 61
It is provided with valve 63 on 62, the opening and closing of every layer of spray head 61 and hydraulic pressure are controlled by valve 63；Spiral chute main body uses existing spiral shell
It revolves the structure of chute, including feed launder 1, helicla flute 2, interception slot 3, connects ore bucket 4 and bracket, the bracket includes bottom plate 51 and vertical
Column 52, the column 52 are passed through from 2 center of helicla flute, and the feed launder 1 is in 2 top of helicla flute, the feed launder 1
Mine mouth is in 2 inside of helicla flute out, and the interception slot 3 is in 2 tail portion of helicla flute, and the ore bucket 4 that connects is in the interception slot 3
Lower section.
Spray head 61 is arranged on helicla flute 2 and in certain area, ore pulp is rinsed in this region, makes to wrap up
Concentrate grain removing, improve the quality of concentrate, while concentrate being avoided to waste；In the lower part of helicla flute 2, there are without flushing
Region (the helicla flute region of not set spray head) sorts ore pulp in 2 inside spin of helicla flute, and avoiding rinsing influences separation results,
Improve the accuracy of sorting；Spray head 61 is controlled by valve 63 to be opened and closed, and can be closed in the case where flushing is fulfiled ahead of schedule subsequent
Valve 63, reduce influence of the flushing water to separation results, improve the accuracy of sorting.
As a preferred option, every layer of spray head 61 is connect with independent distributive pipe 62, divides water with what every layer of spray head 61 was connect
It is provided with valve 63 on pipe 62, the opening and closing of every layer of spray head 61 and hydraulic pressure are controlled by valve 63.
Every layer of spray head 61 is connect with independent distributive pipe 62, and 62 are provided with valve 63 on the distributive pipe, passes through valve
63 every layer of control spray head 61 opening and closings and hydraulic pressure, high in the initial stage mineral aggregation extent of flushing, the hydraulic pressure needed is higher, with flushing
Progress, required pressure is gradually reduced, and adjusts every layer of hydraulic pressure by valve 63 to adapt to corresponding ore pulp state, mentions if rinsed
Preceding completion can then close the spray head 61 after completing to rinse by valve 63, allow mineral to start to sort in advance, reduce flushing pair
The influence of separation results all fails to remove, then can pass through valve in case of the mineral of package by the flushing of all spray heads 61
63 rotation sorting of door, avoids flushing water from influencing ore dressing as a result, improving ore dressing quality, while concentrate grain being avoided to waste.
As a preferred option, the output hydraulic pressure of the high-pressure hydraulic pump is adjusted by power of motor regulating device, and/or,
By adjusting the valve being set on distributive pipe, so that the output hydraulic pressure value of spray head is 0.6MPa.
The present invention is 0.6MPa by the hydraulic pressure value that high-pressure hydraulic pump 7 exports, and the backwashing manner compared in background technique uses
0.1MPa-0.3MPa pressure value, what is reached is complete different effect, and the backwashing manner of background technique is only that will mix
The rough grain entered in concentrate band rinses away, improves the quality of concentrate, and having ignored the mineral wrapped up leads to the damage of concentrate grain
It loses, 61 hydraulic pressure value of spray head is adjusted by valve 63 in the present invention and is finely tuned near 0.6MPa, can will be not only mixed into concentrate band
Rough grain rinse away, moreover it is possible to by the mineral wrapped up remove, avoid concentrate from wasting.
As a preferred option, it is slided up and down on the fixing piece 9 by the spray head 61, adjusts the spray head 61
Highly, it is rinsed flushing water to the ore particle of different height, while ore pulp bottom can also be protruded into and be flushed to the ore particle of deposition
2 periphery of helicla flute re-starts spiral separating.
As a preferred option, at interception slot 3, if together with concentrate grain still adulterates with rough grain, from bottom to top
The part valve 63 is closed, the stroke of sorting is increased；It is not fully exfoliated, then enhances flushed in case of the ore particle of package
Journey.According to the distribution situation of mineral at interception slot 3, ore-dressing plant is adjusted, improves the accuracy and ore dressing effect of ore dressing
Rate.
As a preferred option, since the ore pulp mixability on 2 upper layer of helicla flute is too high, the also not preliminary layering of ore pulp,
Spraying-rinsing effect is undesirable herein；2 lower layer of helicla flute has formed preferable layering, and water spray may destroy mineral row here
The balance of column, influences aeneficiation effect.Therefore, as a preferred solution, spray head can be arranged apart from 2 top 1/ of helicla flute
On helicla flute in 7 to 3/7 helicla flute height regions, the spray head opened in the region is rinsed ore pulp, it can reaches
The effect of flushing, and the process of sorting is not influenced.
As a preferred option, every layer of the region that the helicla flute 2 is equipped with spray head 61 be provided with 3 it is uniformly distributed described
Spray head 61.By increasing by 61 quantity of spray head, increase the intensity of flushing, so that reducing Flushing nozzle 61 opens region described
The ratio accounted in helicla flute 2, it is to be understood that reduce the region that Flushing nozzle 61 is opened from bottom to top and be equal to increasing point
The accounting of favored area increases the time that mineral are sorted in the helicla flute 2, improves the accuracy of sorting.
In the description of the embodiment of the present invention, it is to be understood that term " on ", "lower", "front", "rear", " left side ",
" right side ", " hard straight ", "horizontal", "center", "top", "bottom", " top ", " root ", "inner", "outside", " periphery ", " inboard ", " interior
The orientation or positional relationship of the instructions such as side ", " outside " is to be based on the orientation or positional relationship shown in the drawings, merely to making in retouching
It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.Wherein, the area that " inboard " refers to inside or fence up
Domain or space." periphery " refers to the region around certain particular elements or specific region.
In the description of the embodiment of the present invention, term " first ", " second ", " third ", " the 4th " are only used for description mesh
, it is not understood to indicate or imply relative importance or implicitly indicates the quantity of indicated technical characteristic.It limits as a result,
There are the feature of " first ", " second ", " third ", " the 4th " to can explicitly or implicitly include one or more spy surely
Sign.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the embodiment of the present invention, it should be noted that unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection ", " assembling " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachably connect
It connects, or is integrally connected；It can be directly connected, can also can be inside two elements indirectly connected through an intermediary
Connection.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood with concrete condition
Meaning.
In the description of the embodiment of the present invention, particular features, structures, materials, or characteristics can at any one or
It can be combined in any suitable manner in multiple embodiment or examples.
In the description of the embodiment of the present invention, it is to be understood that "-" and "~" indicated is that two values are same
Range, and the range includes endpoint.Such as: " A-B " indicates to be greater than or equal to A, and is less than or equal to the range of B." A~B "
It indicates to be greater than or equal to A, and is less than or equal to the range of B.
In the description of the embodiment of the present invention, the terms "and/or", only it is a kind of describe affiliated partner pass
Connection relationship indicates may exist three kinds of relationships, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, individually
There are these three situations of B.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of spiral chute ore-dressing plant, including spiral chute main body, it is characterised in that: further include being set to the spiral to slip
Cleaning device on groove body, the cleaning device include water tank, high-pressure hydraulic pump, water main, distributive pipe and spray head, multiple points of water
Pipe is commonly connected to one end of water main, the water outlet of the other end connection high-pressure hydraulic pump of the water main, the high-pressure hydraulic pump
Water inlet end be connected to water tank, the spiral in following 2/3 helicla flute height region is arranged at the top of the helicla flute in the spray head
On slot, every layer of spray head being arranged on helicla flute is connect with independent distributive pipe, is all provided on the distributive pipe connecting with every layer of spray head
It is equipped with valve, every layer of spray head opening and closing and hydraulic pressure are controlled by valve.
2. a kind of spiral chute ore-dressing plant according to claim 1, which is characterized in that the high-pressure hydraulic pump is provided with electricity
Machine PCU Power Conditioning Unit adjusts the high-pressure hydraulic pump hydraulic pressure by adjusting power of motor.
3. a kind of spiral chute ore-dressing plant according to claim 1, which is characterized in that the spray head includes nozzle and company
Adapter tube, the connecting tube are mounted on fixing piece by locking nut, and the fixing piece is welded in the spiral groove bottom.
4. a kind of spiral chute ore-dressing plant according to claim 1, which is characterized in that offer item on the fixing piece
Shape through-hole, the connecting tube may pass through the strip through-hole, and slidable adjustment can be carried out in strip through-hole.
5. a kind of spiral chute beneficiation method according to claim 1, which is characterized in that the helicla flute is equipped with spray head
Every layer of region helicla flute on be provided with 3 uniformly distributed spray heads.
6. a kind of spiral chute beneficiation method, which is characterized in that comprising steps of by ore pulp to be sorted from spiral chute device
Feed launder is added in helicla flute；It opens and is arranged on the helicla flute at the top of helicla flute in following 2/3 helicla flute height region
Spray head, outside injection water, is rinsed ore pulp on the inside of the helicla flute；It is discharged hydraulic pressure by valve regulated spray head, with
The ore particle wrapped up is removed by rinsing.
7. a kind of spiral chute beneficiation method according to claim 6, which is characterized in that pass through power of motor regulating device
The output hydraulic pressure of the high-pressure hydraulic pump is adjusted, and/or, by adjusting the valve being set on distributive pipe, so that spray head
Output hydraulic pressure value is 0.6MPa.
8. a kind of spiral chute beneficiation method according to claim 6, which is characterized in that the height of spray head is adjusted, with right
The ore particle of different height is rinsed in ore pulp.
9. a kind of spiral chute beneficiation method according to claim 6, which is characterized in that at interception slot, if concentrate
Together with grain is still adulterated with rough grain, then the valve being arranged on the distributive pipe of part is closed from bottom to top, to increase sorting
Stroke；It is not fully exfoliated in case of the ore particle of package, then enhances flushing process.
10. a kind of spiral chute beneficiation method according to claim 9, which is characterized in that by increasing every layer of spray head
Quantity enhances flushing effect.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811101828.0A CN109225601A (en) | 2018-09-20 | 2018-09-20 | A kind of spiral chute ore-dressing plant and beneficiation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811101828.0A CN109225601A (en) | 2018-09-20 | 2018-09-20 | A kind of spiral chute ore-dressing plant and beneficiation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115997747A (en) * | 2023-02-17 | 2023-04-25 | 新疆维吾尔自治区农业农村厅哈密植物检疫工作站 | Accurate pesticide application device for preventing and controlling diseases and insect pests of jujube trees |
| CN115997747B (en) * | 2023-02-17 | 2024-05-31 | 新疆维吾尔自治区农业农村厅哈密植物检疫工作站 | Accurate pesticide application device for preventing and controlling diseases and insect pests of jujube trees |
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| CN115997747A (en) * | 2023-02-17 | 2023-04-25 | 新疆维吾尔自治区农业农村厅哈密植物检疫工作站 | Accurate pesticide application device for preventing and controlling diseases and insect pests of jujube trees |
| CN115997747B (en) * | 2023-02-17 | 2024-05-31 | 新疆维吾尔自治区农业农村厅哈密植物检疫工作站 | Accurate pesticide application device for preventing and controlling diseases and insect pests of jujube trees |
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